Working together to transform the way the region moves. About Metrolinx Careers. To learn more about exciting career opportunities with Metrolinx, what makes us unique, and our values, please visit our Careers page at http://www.metrolinx.com/en/aboutus/careers/careers.aspx.
1 : engaged in conduct offensive to public order charged with being drunk and disorderly. 2 : characterized by disorder a disorderly pile of clothes.
Major depressive disorder. Photo by: olly. Definition. Major depressive disorder (MDD) is a condition characterized by a long-lasting depressed mood or marked loss of interest or pleasure (anhedonia) in all or nearly all activities. Children and adolescents with MDD may be irritable instead of sad.